<template>
	<view class="cart-container" v-if="cart.length !== 0">
		<!--收货地址-->
		<my-address></my-address>
		<!--商品列表的标题区域-->
		<view class="cart-title">
			<!--左侧的图标-->
			<uni-icons type="shop" size="18"></uni-icons>
			<!--右侧的文本-->
			<text class="cart-title-text">购物车</text>
		</view>
		<!--循环购物车的商品信息-->
		<uni-swipe-action>
			<block v-for="(goods, i) in cart" :key="i">
				<uni-swipe-action-item :right-options="options" 
				@click="swipeItemClickHandler(goods)">
					<my-goods :goods="goods" :show-radio="true" :show-num="true" 
					@radio-change="radioChangeHandler"
					@num-change="numChangeHandler"></my-goods>
				</uni-swipe-action-item>
			</block>
		</uni-swipe-action>
		<!-- 使用结算组件 -->
		<my-settle></my-settle>
	</view>
		<!--空白购物车-->
	<view class="empty-cart" v-else>
		<image src="/static/cart_empty@2x.png" class="empty-img"></image>
		<text class="tip-text">空空如也~~</text>
	</view>
</template>

<script>
	import badgeMix from '@/mixins/tabbar-badge.js'
	import {
		mapState,
		mapMutations
	} from 'vuex'
	export default {
		mixins: [badgeMix],
		computed: {
			...mapState('m_cart', ['cart'])
		},
		data() {
			return {
				options:[{
					text:'删除',
					style:{
						backgroundColor:'#C00000'
					}
				}]

			};
		},
		methods: {
			...mapMutations('m_cart', ['updateGoodsState', 'updateGoodsCount','removeGoodsById']),
			radioChangeHandler(e) {
				console.log(e)
				this.updateGoodsState(e);
			},
			numChangeHandler(e) {
				console.log(e)
				this.updateGoodsCount(e);
			},
			swipeItemClickHandler(goods){
				console.log(goods)
				this.removeGoodsById(goods.goods_id);
			}
		}
	}
</script>

<style lang="scss">
	.cart-container{
		padding-bottom: 50px;
	}
	.cart-title {
		height: 40px;
		display: flex;
		align-items: center;
		padding-left: 5px;
		border-bottom: 1px solid #efefef;

		.cart-title-text {
			font-size: 14px;
			margin-left: 10px;
		}
	}
.empty-cart{
	display: flex;
	flex-direction: column;
	align-items: center;
	padding-top: 150px;
	.empty-img{
		width: 90px;
		height: 90px;
	}
	.tip-text{
		font-size:12px;
		color:gray;
		margin-top: 15px;
	}
}

</style>
